Family Relationship of

Katharine Hepburn

Movie Actress

10th cousin to

Thomas J. Watson, Jr.

President and CEO of I.B.M.

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William Chaplin

Martha Chaplin

Dorothy Chaplin

Thomas Parke

Samuel Plumb

Dorothy Parke

John Plumb

Dorothy Morgan

Sarah Plumb

William Witter

Junia Lindsly

Mary Witter

Rachel Lindsly

Erastus Spalding

Ephraim Broadwell

Jane Ross Gardner

Martha Ann Spalding

Leman Benton Garlinghouse

John Broadwell

Margaretta Embree

Caroline Garlinghouse

Alfred Augustus Houghton

Mary Jeannette Broadwell

Arthur Melville Kittredge

Katharine Martha Houghton

Thomas Norval Hepburn

Mary Jeannette Kittredge

Thomas John Watson

Katharine Hepburn

Movie Actress

Thomas J. Watson, Jr.

President and CEO of I.B.M.